| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 28.2 | +44.7% |
| 2025/3 | 19.5 | -17.5% |
| 2024/3 | 23.6 | +354.8% |
| 2023/3 | 5.2 | -67.2% |
| 2022/3 | 15.8 | -21.0% |
| 2021/3 | 20.0 | +112.0% |
| 2020/3 | 9.4 | -50.2% |
| 2019/3 | 18.9 | +20.0% |
| 2018/3 | 15.8 | +365.7% |
| 2017/3 | 3.4 | -62.3% |
| 2016/3 | 9.0 | -67.6% |
| 2015/3 | 27.7 | -0.6% |
| 2014/3 | 27.9 | +32.7% |
| 2013/3 | 21.0 | +63.9% |
| 2012/3 | 12.8 | - |